Putting training aid



FIG. 1 is a perspective view of a putting training aid showing my new design;

FIG. 2 is an enlarged top plan view thereof;

FIG. 3 is an enlarged right side elevational view thereof, the left side elevational view being a mirror image;

FIG. 4 is an enlarged bottom plan view thereof;

FIG. 5 is an enlarged front elevational view thereof;

FIG. 6 is an enlarged rear elevational view thereof; and,

FIG. 7 is a reduced bottom plan view of a second embodiment of the design of FIG. 1; all other surfaces being identical. 

The ornamental design for a putting training aid, as shown and described. 